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1. 1. Eigen-birds : Exploring avian morphospace with image analytictools

   Uppsats för yrkesexamina på avancerad nivå, Institutionen för teknikvetenskaper

   Författare :Mikael Thuné; [2012]
   Nyckelord :image analysis; eigen-birds; eigen; principal component analysis; pca; birds; avian; warping; biharmonic splines; affine transformation;

   Sammanfattning : The plumage colour and patterns of birds have interested biologists for a long time.Why are some bird species all black while others have a multitude of colours? Does ithave anything to do with sexual selection, predator avoidance or social signalling?Many questions such as these have been asked and as many hypotheses about thefunctional role of the plumage have been formed. LÄS MER